jay carney just clarified that the president is fine. there were no explosions. reported sent the dow plunging for a brief period of time, down about hundred points. it has since recovered. unbelievable what happens with n social media sometimes today. >> new questions about unsolved murder in boston two years ago and a potential link to one of the boston bombing suspects. in september of 2011, three young men were found dead in an apartment. their throats slit, bodies sprinkled with marijuana. now family members are asking police to take a look at tamerian tsarnaev who was friends with one of the victims. an investigative report from the boston globe, thanks for being here. they are looking into whether there is any link. what is the evidence that tamerian tsarnaev had anything possibly to do with this? >> there is no forensic evidence per se. anything like dna evidence or a fingerprint, but there is awful lot of coincidences that make family members wonder. for instance, tamerian had a photo essay as a boxer. he said he didn't understand american friends. we in